D. Vertical Deflection Failure
check
3578,3580
good
basic check
+15/-15V
Sympton :
one horizontal line
V_size is abnormal
too large/small (small)
check 7567
pin2,pin3 ramp
exist ?
check
+15V,3569,6567
good?
replace
3578,3580,7567
No
Ok
replace
3569,6567,7567
Ok
No
check
7421
check
3571,3572
Ok
No
Repair Flow Chart
43
109P2 GS3 CM25
9
Go to cover page
Forward
Back